//===--- OHOS.h - OHOS ToolChain Implementations ----------*- C++ -*-===//

//

// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

// See https://llvm.org/LICENSE.txt for license information.

// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

//

//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OHOS_H

#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OHOS_H

#include "Linux.h"

#include "clang/Driver/Tool.h"

#include "clang/Driver/ToolChain.h"

namespace clang {

namespace driver {

namespace toolchains {

class LLVM_LIBRARY_VISIBILITY OHOS : public Generic_ELF {

public:

  OHOS(const Driver &D, const llvm::Triple &Triple,

          const llvm::opt::ArgList &Args);

  bool HasNativeLLVMSupport() const override { return true; }

  bool IsMathErrnoDefault() const override { return false; }

  RuntimeLibType GetDefaultRuntimeLibType() const override {

    return ToolChain::RLT_CompilerRT;

  }

  CXXStdlibType GetDefaultCXXStdlibType() const override {

    return ToolChain::CST_Libcxx;

  }

  // Not add -funwind-tables by default

  bool isPICDefault() const override { return false; }

  bool isPIEDefault(const llvm::opt::ArgList &Args) const override { return true; }

  bool isPICDefaultForced() const override { return false; }

  UnwindLibType GetUnwindLibType(const llvm::opt::ArgList &Args) const override;

  UnwindLibType GetDefaultUnwindLibType() const override { return UNW_CompilerRT; }

  RuntimeLibType

  GetRuntimeLibType(const llvm::opt::ArgList &Args) const override;

  CXXStdlibType

  GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;

  void

  AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,

                            llvm::opt::ArgStringList &CC1Args) const override;

  void

  AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,

                               llvm::opt::ArgStringList &CC1Args) const override;

  void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,

                           llvm::opt::ArgStringList &CmdArgs) const override;

  std::string computeSysRoot() const override;

  std::string getDynamicLinker(const llvm::opt::ArgList &Args) const override;

  std::string

  getCompilerRT(const llvm::opt::ArgList &Args, StringRef Component,

                FileType Type = ToolChain::FT_Static) const override;

  const char *getDefaultLinker() const override {

    return "ld.lld";

  }

  Tool *buildLinker() const override {

    return new tools::gnutools::Linker(*this);

  }

  Tool *buildAssembler() const override {

    return new tools::gnutools::Assembler(*this);

  }

  path_list getRuntimePaths() const;

protected:

  std::string getMultiarchTriple(const llvm::Triple &T) const;

  std::string getMultiarchTriple(const Driver &D,

                                 const llvm::Triple &TargetTriple,

                                 StringRef SysRoot) const override;

  void addExtraOpts(llvm::opt::ArgStringList &CmdArgs) const override;

  SanitizerMask getSupportedSanitizers() const override;

  void addProfileRTLibs(const llvm::opt::ArgList &Args,

                             llvm::opt::ArgStringList &CmdArgs) const override;

  path_list getArchSpecificLibPaths() const override;

private:

  Multilib SelectedMultilib;

};

} // end namespace toolchains

} // end namespace driver

} // end namespace clang

#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OHOS_H